About: unix operating system

Premodifier: unix operating
Head noun: system

Same concepts
http://dbpedia.org/resource/Unix

Broader concepts

label	provenance	confidence
platform	isap:104925203	0.411603
software	isap:104888728	0.386085

Narrower concepts

label	provenance	confidence
mac os x	isap:54053723	0.708226
linux	isap:158881870	0.535837
freebsd	isap:266463181	0.521867
hp-ux	isap:159064043	0.435420
solarus	isap:274163920	0.379110
aix	isap:213547775	0.372846
solaris	isap:269067742	0.364802
bsd	isap:213088128	0.307474
example	isap:273062104	0.275499
c	isap:54763067	0.256746